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/* $OpenBSD: lib_termcap.c,v 1.2 1999/03/02 06:23:29 millert Exp $ */
/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
#include <curses.priv.h>
#include <termcap.h>
#include <tic.h>
#define __INTERNAL_CAPS_VISIBLE
#include <term_entry.h>
MODULE_ID("$From: lib_termcap.c,v 1.28 1999/02/27 22:12:58 tom Exp $")
/*
some of the code in here was contributed by:
Magnus Bengtsson, d6mbeng@dtek.chalmers.se
*/
char *UP;
char *BC;
/***************************************************************************
*
* tgetent(bufp, term)
*
* In termcap, this function reads in the entry for terminal `term' into the
* buffer pointed to by bufp. It must be called before any of the functions
* below are called.
* In this terminfo emulation, tgetent() simply calls setupterm() (which
* does a bit more than tgetent() in termcap does), and returns its return
* value (1 if successful, 0 if no terminal with the given name could be
* found, or -1 if no terminal descriptions have been installed on the
* system). The bufp argument is ignored.
*
***************************************************************************/
int tgetent(char *bufp GCC_UNUSED, const char *name)
{
int errcode;
T((T_CALLED("tgetent()")));
setupterm((NCURSES_CONST char *)name, STDOUT_FILENO, &errcode);
if (errcode == 1) {
if (cursor_left)
if ((backspaces_with_bs = !strcmp(cursor_left, "\b")) == 0)
backspace_if_not_bs = cursor_left;
/* we're required to export these */
if (pad_char != NULL)
PC = pad_char[0];
if (cursor_up != NULL)
UP = cursor_up;
if (backspace_if_not_bs != NULL)
BC = backspace_if_not_bs;
(void) baudrate(); /* sets ospeed as a side-effect */
/* LINT_PREPRO
#if 0*/
#include <capdefaults.c>
/* LINT_PREPRO
#endif*/
}
returnCode(errcode);
}
/***************************************************************************
*
* tgetflag(str)
*
* Look up boolean termcap capability str and return its value (TRUE=1 if
* present, FALSE=0 if not).
*
***************************************************************************/
int tgetflag(NCURSES_CONST char *id)
{
int i;
T((T_CALLED("tgetflag(%s)"), id));
if (cur_term != 0) {
TERMTYPE *tp = &(cur_term->type);
for_each_boolean(i, tp) {
const char *capname = ExtBoolname(tp, i, boolcodes);
if (!strncmp(id, capname, 2)) {
/* setupterm forces invalid booleans to false */
returnCode(tp->Booleans[i]);
}
}
}
returnCode(0); /* Solaris does this */
}
/***************************************************************************
*
* tgetnum(str)
*
* Look up numeric termcap capability str and return its value, or -1 if
* not given.
*
***************************************************************************/
int tgetnum(NCURSES_CONST char *id)
{
int i;
T((T_CALLED("tgetnum(%s)"), id));
if (cur_term != 0) {
TERMTYPE *tp = &(cur_term->type);
for_each_number(i, tp) {
const char *capname = ExtNumname(tp, i, numcodes);
if (!strncmp(id, capname, 2)) {
if (!VALID_NUMERIC(tp->Numbers[i]))
return -1;
returnCode(tp->Numbers[i]);
}
}
}
returnCode(ERR);
}
/***************************************************************************
*
* tgetstr(str, area)
*
* Look up string termcap capability str and return a pointer to its value,
* or NULL if not given.
*
***************************************************************************/
char *tgetstr(NCURSES_CONST char *id, char **area GCC_UNUSED)
{
int i;
T((T_CALLED("tgetstr(%s,%p)"), id, area));
if (cur_term != 0) {
TERMTYPE *tp = &(cur_term->type);
for_each_string(i, tp) {
const char *capname = ExtStrname(tp, i, strcodes);
T(("trying %s", capname));
if (!strncmp(id, capname, 2)) {
T(("found match : %s", _nc_visbuf(tp->Strings[i])));
/* setupterm forces cancelled strings to null */
returnPtr(tp->Strings[i]);
}
}
}
returnPtr(NULL);
}
/*
* char *
* tgoto(string, x, y)
*
* Retained solely for upward compatibility. Note the intentional
* reversing of the last two arguments.
*
*/
char *tgoto(const char *string, int x, int y)
{
T((T_CALLED("tgoto(%s,%d,%d)"), string, x, y));
returnPtr(tparm((NCURSES_CONST char *)string, y, x));
}
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